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ASTM 4340 LF EF VD Forged Steel Flanges

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ASTM 4340 LF EF VD Forged Steel Flanges

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Brand Name : HUIXUAN

Model Number : Φ1954*814

Certification : ISO9001:2008,BV,SGS, IST, UL,CTI

Place of Origin : China

MOQ : 1 piece

Price : Negotiable

Payment Terms : L/C, T/T

Supply Ability : 3000-5000Ton/month

Delivery Time : 30-50 days

Packaging Details : wood pallet,steel frame

Melting process : LF+EF+VD

Size : Φ1954*814

Material : 4340

Heat treatment : N

UT : ASTM A388

Apply : Machinery parts

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ASTM 4340 Flanges Rough Machined Coupling Forged Steel

A.Content of Delivery

Item No Quantity(Pcs) Description Heat No Factory Product No
392185 10 Φ1954*814 20190922-236 5632

B.Chemical Analysis

Heat No C% Si% Mn% S% Cr % Mo % P% Ni% H%
4340 0.38-0.43 0.15-0.35 0.60-0.80 ≤0.040 0.70-0.90 0.20-0.30 P≤0.035 1.65-2.00 H≤2.0

C.Mechanical Properties Tests

Specimen Test Temp Yield Strength Tensile Strength Elongation(Tr) Reduction of Area Charpy Impact(20℃) Hardness
Nr./No 20℃ Rp0.2 N/mm² Rm N/mm² A% Ψ% Joule HB
4340 L T 200-240

FORGING REDUCTION STATEMEN

We hereby certificate that the forge reduction ratio as follow:

Item No Dimension Forging Reduction Quantity(Pcs)
392185 Φ1954*814 4:1 10

Metallographic Test Report

Sample Name Forged coupling Item No: 392185 Factory Product No 5632
-YLQuantity( Pcs) 10 Material 4340 Heat No 20190922-236
Sample Condition OK Heat treatment N Test Place Laboratory
Ambient Condition 23℃ Test Date Sampling Location Longitudinal
Test Standard ASTM E45-76 Method A
Test Results
Test Item

Technical

Requirements

Test Results

Single

Evaluation

Non-Metallic Inclusions

Type A Thin ≤1.5 1.0 Qualified
Thick ≤1.5 0.5 Qualified
Type B Thin ≤1.5 1.0 Qualified
Thick ≤1.5 0.5 Qualified
Type C Thin ≤1.0 0.5 Qualified
Thick ≤1.0 0 Qualified
Type D Thin ≤1.5 1.0 Qualified
Thick ≤1.5 0.5 Qualified
Grain size ≥6 7 Qualified
Statement:This report only responsible for samples

Certificate of Ultrasonic Test

Parts Customer Date 2019-09-27
Name of forging Forged coupling Testing surface Surface
Material of forging 4340 Surface condition Ra 6.3 μm
Test Condition Requirement Woke piece state N Detection method Straight vertical Wave
Instrument model HNW-6100 Working sensitivity Φ4
Prode model 2.5P20 Coupling way Direct contact
Block model ASTM 4340 LF EF VD Forged Steel FlangesASTM 4340 LF EF VD Forged Steel Flanges Big calm bottom CS-1 Couplant Machine oil
Sweep Deepness way Surface compensation 0db
Standards ASTM A388 Rate as require 1:1
Acceptance standard 6mm Acceptable class ≤Φ4
Test Result Item No Forging specifications Qty Defect Result Note
392185 Φ1954*814 10 None Qualified /
Test Result 1.The above forgings are meet the standard,The result is eligibility
Nondestructive testing Signature Tested by:(UT-II) Approved by:(UT-III)

ASTM 4340 LF EF VD Forged Steel FlangesASTM 4340 LF EF VD Forged Steel Flanges


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